Mass

MS-IW-6876          
2-acetyl-4-methylpyridine semicarbazone
C9H12N4O            (Mass of molecular ion:    192)

   Source Temperature: 170 °C
   Sample Temperature: 180 °C
   Direct, 75 eV

      17.0       1.6
      18.0       3.3
      27.0       1.9
      28.0       2.5
      30.0       1.1
      38.0       1.0
      39.0       6.8
      40.0       1.7
      41.0       3.6
      42.0       2.7
      43.0       5.2
      44.0       3.5
      50.0       1.0
      51.0       2.5
      52.0       1.9
      53.0       1.8
      54.0       1.1
      57.0       3.3
      63.0       2.4
      64.0       1.9
      65.0      15.0
      66.0       4.9
      67.0       2.1
      77.0       6.2
      78.0       1.8
      79.0       2.0
      80.0       1.7
      91.0       5.1
      92.0      25.2
      93.0      16.4
      94.0       2.7
     104.0       1.8
     105.0       1.3
     106.0       2.1
     107.0       1.6
     108.0       1.0
     117.0       1.6
     118.0      19.8
     119.0      15.9
     120.0      55.4
     121.0       5.7
     133.0       2.1
     134.0       4.1
     147.0       1.2
     148.0     100.0
     149.0      21.4
     150.0       1.8
     175.0       2.5
     192.0      17.2
     193.0       2.2